225610453 has 6 divisors (see below), whose sum is σ = 229950434. Its totient is φ = 221350896.

The previous prime is 225610447. The next prime is 225610471. The reversal of 225610453 is 354016522.

It can be written as a sum of positive squares in 3 ways, for example, as 28965924 + 196644529 = 5382^2 + 14023^2 .

It is not a de Polignac number, because 225610453 - 2⁵ = 225610421 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225610403) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 37350 + ... + 42967.

Almost surely, 2^225610453 is an apocalyptic number.

It is an amenable number.

225610453 is a deficient number, since it is larger than the sum of its proper divisors (4339981).

225610453 is an frugal number, since it uses more digits than its factorization.

225610453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80423 (or 80370 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 225610453 is about 15020.3346500669. The cubic root of 225610453 is about 608.7697618766.

Adding to 225610453 its reverse (354016522), we get a palindrome (579626975).

The spelling of 225610453 in words is "two hundred twenty-five million, six hundred ten thousand, four hundred fifty-three".